DK591374A - - Google Patents
Info
- Publication number
- DK591374A DK591374A DK591374A DK591374A DK591374A DK 591374 A DK591374 A DK 591374A DK 591374 A DK591374 A DK 591374A DK 591374 A DK591374 A DK 591374A DK 591374 A DK591374 A DK 591374A
- Authority
- DK
- Denmark
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H19/00—Networks using time-varying elements, e.g. N-path filters
- H03H19/002—N-path filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
- G01R23/16—Spectrum analysis; Fourier analysis
- G01R23/165—Spectrum analysis; Fourier analysis using filters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB5253473A GB1494476A (en) | 1973-11-13 | 1973-11-13 | Fourier analysers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK591374A true DK591374A (en) | 1975-07-14 |
Family
ID=10464278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK591374A DK591374A (en) | 1973-11-13 | 1974-11-13 |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE822147A (en) |
| DE (1) | DE2453873A1 (en) |
| DK (1) | DK591374A (en) |
| FR (1) | FR2250980A1 (en) |
| GB (1) | GB1494476A (en) |
| IT (1) | IT1025666B (en) |
| NL (1) | NL7414730A (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4564831A (en) * | 1982-07-02 | 1986-01-14 | Transamerica Delaval Inc. | Analog to digital converters for converting a plurality of different input signals |
| GB2157449A (en) * | 1984-04-14 | 1985-10-23 | Data Acquisition Limited | Analysis of vibration |
| US6327537B1 (en) | 1999-07-19 | 2001-12-04 | Luc T. Ikelle | Multi-shooting approach to seismic modeling and acquisition |
| CN108180152B (en) * | 2017-11-07 | 2019-05-14 | 浙江大学 | A kind of blower Weak fault detection method based on vibration signal cyclo-stationary |
| CN108344500B (en) * | 2018-01-16 | 2019-07-16 | 浙江大学 | It is a kind of based on cyclo-stationary density spectra stream cause encourage source signal characteristics extracting method |
| CN113049922B (en) * | 2020-04-22 | 2022-11-15 | 青岛鼎信通讯股份有限公司 | Fault arc signal detection method adopting convolutional neural network |
-
1973
- 1973-11-13 GB GB5253473A patent/GB1494476A/en not_active Expired
-
1974
- 1974-11-12 NL NL7414730A patent/NL7414730A/en not_active Application Discontinuation
- 1974-11-12 FR FR7437349A patent/FR2250980A1/fr not_active Withdrawn
- 1974-11-13 DK DK591374A patent/DK591374A/da unknown
- 1974-11-13 IT IT2939774A patent/IT1025666B/en active
- 1974-11-13 BE BE150466A patent/BE822147A/en unknown
- 1974-11-13 DE DE19742453873 patent/DE2453873A1/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| DE2453873A1 (en) | 1975-06-05 |
| NL7414730A (en) | 1975-05-15 |
| BE822147A (en) | 1975-05-13 |
| GB1494476A (en) | 1977-12-07 |
| IT1025666B (en) | 1978-08-30 |
| FR2250980A1 (en) | 1975-06-06 |